import java.util.Scanner;
import java.util.*;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
class Base {
    public Base() {

    }

    public Base(int m) {

    }

    public void fun(int n) {

    }
}
public class Main extends Base{
    public void fun(int n) {

    }
    static int i;
    public static void main(String[] args) {
        System.out.println(i);
        System.out.println(100%3);
        System.out.println(100%3.0);
    }
    public static void main1(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        long[] nums = new long[3*n];
        for(int i = 0; i<3*n; i++) {
            nums[i] = in.nextLong();
        }

        Arrays.sort(nums);
        System.out.println(Arrays.toString(nums));

        long sum = 0;
        for(int i = n; i<2*n; i++) {
            sum += nums[i];
        }
        System.out.println(sum);
    }
}

//1 8 8
//2 5 5
//5 6 7
//[1, 2, 5, 5, 5, 6, 7, 8, 8]
// 1 8 8  2 6 7  5 5 5
// 1 7 8  2 6 8  5 5 5


// 5 2 8 5 1 5
// 1 2 5 5 5 8